Chart correction N41/23 — chart 14212
14212 3Ed. 03/08/19 LAST NM N21/23 N41/23 Substitute Depth 11.7 meters for depth 12.2 meters 46°16′52″N 72°36′19″W Depth 13.2 meters for depth 13.9 meters 46°22′38″N 72°28′12″W Add Depth 11.8 meters 46°16′40″N 72°36′47″W (6/23 Ottawa)
Source: NGA U.S. Notice to Mariners · edition: 3Ed. 03/08/19
Reference information — always verify against official Notices to Mariners before navigation.